Farrashzadehjelodar, Rozita, and Jamal Sadeghi. “The Effectiveness of Cognitive Behavioral Therapy on Psychological Symptoms and Psychological Hardiness in Single-Parent Adolescents”. Mental Health and Lifestyle Journal, vol. 2, no. 2, Apr. 2024, pp. 59-65, https://mhlmj.com/index.php/mhlj/article/view/23.